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Gray lron
Standard-Spec.No.&Class标准T.S.
σb≥
N/mm2
Hardness HB≤

Note:(1)Test Bar θ=30mm(2)Chemieal composition and other requirement can be established upon written agreement between manufacturer and purchaser.(3)The hardness values are for castings of 15~30mm thickness.

GB
China/ISO
JIS
JAPAN
ASTM
U.S.A.
HT200/200FC200CI.30200223
HT250-250FC250CI.35250241
HT300/300FC300CI.40300262
HT350/350FC350CI.50350277
 
Ductile lron
Standard-Spec.No&ClassT.S.
σb≥
N/mm2
Y.S.
σs
≥%
EL
σ≥
For Reference

Note: 
(1)Separately cast
test bars machined
to φ14mm from 25mm
keel blocks;
(2)Same as above
note(2)

GB
China
JIS
Japan
ASTM
A536
U.S.A.
Hardness HBMicor-structure
QT400-18FCD400-1860-40-1840025018130-180Ferrite(F)
QT450-10FCD450-10 45031010160-210(F)
QT500-7FCD500-765-45-125003207170-230(F)+Pearlite(P)
QT600-3FCD600-380-55-066003703190-270(P)+(F)
QT700-2FCD700-2100-70-037004802225-305(P)
QT800-2FCD800-2100-70-038004803245-335(P)or tempered structure
Alloy Cast lron for Special Use
Standard-Spec.No.Chemical Composition%Mechanical propertiesMicro-Structure
(as cast)
GB
China
JIS
Japan
ASTM
U.S.A.
CMnSiCrOthersT.S.
σb
N/mm2
Hardness
Heat-Resistant Ductile lron (Heat-Resistant Temp.750-900℃)
RQTSI-5  2.4-3.2≤0.74.5-5.5 Mg0.035-0.065 RE0.015-0.04≥370HB
228-302
(F)
Wear-Resistant Cast lron
KmTBCr15Mo2-GT A532IIC2.8-3.50.5-1.0≤1.013.0-18.0Mo0.5-3.0,Ni0-1.0 Cu0-1.2 HRC50-58(M,A)
KmTBCr26 A532IIIA2.3-3.00.5-1.0≤1.023.0-28.0Mo 0-1.0,Ni 0-1.5 Cu 0-2.0 HRC50-58(M)
Corrosion-Resistant Cast lron
STSi15 R  ≤1.0≤0.514.25-15.75 RE<0.1 HRC≤48(F)
Plain Carbon Cast Steel

Standard-Spec.No.& GradeChemical Composition≤%Mechanical Properties≥

NOTE:(1)S,P≤0.04%(2)C,Mn%can also be agreed upon by manufacturer and purchaser.(3)Heat Treat:Normalize(N)+Temper(T) or Quench(Q)+T,selected by Foundry

GB
China
JIS
Japan
ASTM
U.S.A.
CSiMnT.S.
σb
N/mm2
Y.S.
σs
N/mm2
EL
σ%
R.A.
ψ%
ZG200-400SC420A27 60-300.20.50.84002002540
ZG230-450SC45065-350.30.94502302232
ZG270-500SC48070-400.45002701825
ZG340-640SCC3BA148 80-500.60.66402401018



Low Alloy Cast Steel低合金铸钢
Standard-Spec.No.标准

Chemical Composition%

Heat Treat
[热处理]
Mechanical Properties≥
GB
China
JIS
Japan
AISi
U.S.A
CSiMnCrMoT.S.
σb
N/mm2
Y.S.
σs
N/mm2
EL
σ%
R.A.
ψ%
Hardness
ZG40Mn2SMn44313400.35-0.450.20-0.401.60-1.80  Q+T8306501345269-302
ZG40CrSCr44051400.35-0.450.20-0.400.50-0.800.80-1.10 N+T5703451826≤212
ZG35CrMnSiSCMnCr3 0.30-0.400.50-0.750.60-1.200.50-0.80 N+T5703451430≤217
ZG35CrMoSCCrM341350.30-0.400.20-0.400.50-0.800.80-1.100.20-0.30Q+T7005351225≤200

High Alloy Cast Steel高合金铸钢
Standard-Spec.No标准Chemical Composition% Mechanical Properties≥
GB
China
JIS
Japan
ASTM
(AISI)
U.S.A.
CSiMnCrNiOthers
(其它)
T.S.
σb
N/mm2

Y.S.
σs
N/mm2

EL
σ%
ZG1Cr13SCSICA-15(410)≤0.15≤1.50≤1.0011.5-14.0≤1.00Mo≤0.0562045016
ZG0Cr18Ni9SCS13CF8(304)≤0.08≤2.00≤1.5018.0-21.08.0-11.0 44018530
ZG1Cr18Ni9SCS12CF20(302)≤0.20≤2.00≤1.5018.0-21.08.0-11.0 48020528
ZG0Cr18Ni12Mo2TiSUS316CF-8M(316)≤0.08≤1.50≤1.5018.0-21.09.0-12.0Mo 2.0-3.0 Ti0.749021630
ZG0Cr17Ni4Cu4Nb SUS630 CB-7Cu
17-4PH
≤0.07 ≤1.00 ≤1.00 15.5-17.0 3.0-5.0 Cu2.3-3.0 Nb0.14-0.45 980 785 5
ZGMN13-3 SCMnH2 A128 B-1 0.90-1.30 0.30-0.80 11.0-14.0     S≤0.05,
P≤0.08
686   35
ZG3Cr18Ni25Si2 SCH19 A297 HN 0.20-0.50 ≤2.00 ≤2.00 19.0-23.0 23.0-27.0 Mo≤0.50 435 230 8
ZG4Cr25Ni20Si2 SCH22 A351
HK-40
0.35-0.45 ≤1.75 ≤1.50 23.0-27.0 19.0-22.0   450 240 10

Aluminum-base Cast Alloy铸造铝合金

Standard-Spec.No.标准

Chemical Composition%Process
(工艺)
Condi
tion
( 状态)
Mechanical
Properties≥
GB
China
Code
China
JIS
Japan
Alcoa
(ASTM)
SiCuMgMnTiNiAiT.S.
σb
N/mm2
Hardness HBEL
σ%
ZAISi7MgZL
101
AC4C356
(SG70A)
6.5-7.5 0.25-0.45   Ba
lance
(余量)
S;J SBF T6155 22050 702 1
ZAISi9MgZL
104
AC4A3608.0-10.5 0.17-0.300.2-0.5  SBT6220702
ZAISi5Cu1ZL
105
AC4D355
(SC51A)
4.5-5.51.0-1.50.4-0.6   ST6220700。5
ZAISi12CuZL
109
AC8AA13211.0-13.00.5-1.50.8-1.3  0.8-1.5 T6240100 
i1                            
ZAICu5Mu ZL
201
      4.5-5.3   0.60-1.0 0.15-0.35   S;J T5 330 90 4
ZAIMg5Si1 ZL
303
    0.8-1.3   4.5-5.5 0.1-0.4     S;J F 145 55 1

Copper-base Cast Alloy铸造铜合金

Standard-Spec.No.标准

Chemical Composition%
Mechanical Properties≥
Process
(工艺)
GB ChinaJIS JapanASTM U.S.ASnZnPbSiCuT.S.
σb
N/mm2
Y.S.
σ%
EL HBWHardness
ZCuSn5Pb5Zn5BC6C836004.0-6.04.0-6.04.0-6.0 Balance
(余量)
200901360S;J
ZCuSn10Zn2BC3C905009.0-11.01.0-3.0  2401201270S
ZCuZn16Si4SZBC3C87800 Balance
(余量)
 2.5-4.579.5-81.0390 20100J
ZCuZn40Pb2 C85700 0.5-2.5 58.0-63.02201201580S


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